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Top Questions
16
votes
What exactly is an arrow in a category?
category-theory
soft-question
definition
philosophy
asked Mar 28 '20 at 21:41
math.stackexchange.com
11
votes
“Counterexample” for the Inverse function theorem
real-analysis
examples-counterexamples
inverse-function-theorem
asked May 15 '19 at 21:59
math.stackexchange.com
10
votes
What objects can be turned into a category?
category-theory
soft-question
asked Feb 16 '20 at 18:38
math.stackexchange.com
10
votes
Is this “reverse the limit” process right?
real-analysis
limits
asked Aug 18 '18 at 23:23
math.stackexchange.com
9
votes
Difference of asymptotes at infinity
limits
functions
asymptotics
asked Apr 30 '17 at 11:04
math.stackexchange.com
9
votes
Why should $\sum_{m=1}^N e(\alpha m^3)$ be big for some $\alpha?$
number-theory
analytic-number-theory
trigonometric-series
exponential-sum
asked Jun 29 '20 at 19:27
math.stackexchange.com
8
votes
What is exponentiation in the slice category?
category-theory
exponentiation
slice-category
asked Apr 16 '20 at 18:37
math.stackexchange.com
8
votes
Various examples of non-representable functors
category-theory
examples-counterexamples
natural-transformations
asked Mar 25 '20 at 21:12
math.stackexchange.com
7
votes
What does “atom” mean in Don Quixote?
spanish-literature
wording-choice
miguel-de-cervantes
don-quixote
asked Mar 19 '20 at 20:04
literature.stackexchange.com
6
votes
Why is the twin prime conjecture hard?
number-theory
prime-numbers
upper-lower-bounds
prime-twins
asked Jul 13 '20 at 19:42
math.stackexchange.com
1
2
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Top Answers
5
What is the radius of the circle in this problem?
math.stackexchange.com
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